| ITF Australia F6 | 09/27 00:00 | 25 | Vuradin, Lucas v Polkinghorne, Darren | 4-6,3-6 | |
| ITF Australia F5 | 09/21 03:50 | 26 | Tearney, Finn v Polkinghorne, Darren | 6-3,4-6,6-3 | |
| ITF Australia F5 | 09/20 00:30 | 25 | Bilic, Feda v Polkinghorne, Darren | 2-6,3-6 | |
| ITF Vietnam F8 | 08/07 06:00 | 44 | Polkinghorne, Darren v Nguyen, Phuong van | 4-6,6-1,3-6 | |
| ITF Vietnam F8 | 08/01 03:00 | 44 | Susanto, David Agung v Polkinghorne, Darren | 3-6,6-1,6-4 | |
| ITF Vietnam F8 | 07/31 04:00 | 44 | Nguyen, Phuong van v Polkinghorne, Darren | 1-6,1-6 | |
| ITF Nigeria F2 MD | 04/26 13:05 | 25 | Polkinghorne, Darren v Sabanin, Yan | 2-6,6-7 | |
| ITF Nigeria F2 MD | 04/24 09:00 | 54 | Polkinghorne, Darren v Mohamed Hatem, Mostafa | 6-1,6-0 | |
| ITF Australia F2 | 03/03 00:50 | 26 | Polkinghorne, Darren v van Peperzeel, Gavin | 6-7,4-6 | |
| ITF Australia F2 | 03/01 23:00 | 25 | Calum Puttergill v Polkinghorne, Darren | 2-6,6-3,1-6 | |
| ITF Australia F1 | 02/25 00:30 | 26 | Polkinghorne, Darren v Kelly, Dayne | 6-1,1-6,3-6 | |
| ITF Australia F1 | 02/23 01:15 | 25 | Robins, Mitchell William v Polkinghorne, Darren | 1-6,3-6 | |
| ITF Australia F10 | 11/18 00:05 | 25 | Thomas Fancutt v Polkinghorne, Darren | 3-6,6-1,6-2 | |
| ITF Australia F10 | 11/12 02:00 | 26 | Polkinghorne, Darren v Rubin Statham | 6-7,1-6 | |
| ITF Australia F10 | 11/09 23:00 | 25 | Calum Puttergill v Polkinghorne, Darren | 3-6,4-6 | |
| ITF Australia F9 | 10/20 01:20 | 25 | Grills, Jacob v Polkinghorne, Darren | 6-4,2-6,6-3 | |
| ITF Australia F9 Qual | 10/19 01:35 | 62 | Polkinghorne, Darren v Barclay, David | 6-3,6-3 | |
| ITF Australia F9 Qual | 10/17 03:00 | 62 | Polkinghorne, Darren v Fields, Omar | 6-2,6-4 | |
| ITF Australia F8 | 10/13 01:20 | 25 | Calum Puttergill v Polkinghorne, Darren | 7-6,6-2 | |
| ITF Australia F8 | 10/12 03:15 | 62 | Polkinghorne, Darren v Taylor, Jason | 6-3,4-6,6-3 | |
| ITF Australia F8 | 10/10 01:30 | 62 | Polkinghorne, Darren v Bilic, Feda | 6-7,6-2,6-1 | |
| ITF Australia F7 Qual | 10/03 03:30 | 62 | Polkinghorne, Darren v Itzstein, Zach | 6-7,6-7 | |
| ITF Australia F6 | 09/29 00:30 | 25 | Polkinghorne, Darren v Zhe Li | 5-7,2-6 | |
| ITF Australia F6 Qual | 09/27 00:30 | 62 | Polkinghorne, Darren v Miles, Lewis | 6-3,6-4 | |
| ITF Australia F6 Qual | 09/26 02:00 | 62 | Polkinghorne, Darren v Lawrence Bataljin | 6-0,6-0 | |
| ITF Indonesia F3 | 04/14 03:00 | - | Polkinghorne, Darren v Sasongko, Aditya Hari | 2-6,3-6 | |
| ITF Indonesia F2 | 04/08 08:30 | - | Bisht, Ronit Singh v Polkinghorne, Darren | 6-2,6-4 | |
| ITF Indonesia F1 | 04/03 08:45 | - | Polkinghorne, Darren v Brechemier, Thomas | 4-6,2-6 | |
| ITF Indonesia F1 | 04/02 05:40 | - | Polkinghorne, Darren v Seeberger, Matt | 7-6,6-4 | |
| ITF Indonesia F1 | 04/01 07:40 | - | Hung, Jui-Chen v Polkinghorne, Darren | 4-6,7-6,5-7 |